ASoC: Add function "rl6231_get_pre_div" to correct the dmic clock calculation

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Oder Chiou
2015-08-05 10:03:18 +08:00
committed by Mark Brown
parent 213213d9d6
commit 00a6d6e50f
7 changed files with 68 additions and 13 deletions

View File

@@ -683,10 +683,11 @@ static int set_dmic_clk(struct snd_soc_dapm_widget *w,
{
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct rt5670_priv *rt5670 = snd_soc_codec_get_drvdata(codec);
int idx = -EINVAL;
idx = rl6231_calc_dmic_clk(rt5670->sysclk);
int idx, rate;
rate = rt5670->sysclk / rl6231_get_pre_div(rt5670->regmap,
RT5670_ADDA_CLK1, RT5670_I2S_PD1_SFT);
idx = rl6231_calc_dmic_clk(rate);
if (idx < 0)
dev_err(codec->dev, "Failed to set DMIC clock\n");
else